From 224b2fe77f786ac4c524ee2ec4d581b3914af92b Mon Sep 17 00:00:00 2001
From: Robert Varga <robert.varga@pantheon.tech>
Date: Thu, 25 Jun 2020 16:26:39 +0200
Subject: [PATCH] Add YangInstanceIdentifier.create(PathArgument)

This is a short-circuit version of the varargs create(), which is
slighly faster.

Change-Id: Id6b6ae327cd8e5d63108c766532dd8ab91188637
Signed-off-by: Robert Varga <robert.varga@pantheon.tech>
---
 .../yang/data/api/FixedYangInstanceIdentifier.java          | 2 +-
 .../yangtools/yang/data/api/YangInstanceIdentifier.java     | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/FixedYangInstanceIdentifier.java b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/FixedYangInstanceIdentifier.java
index 7614b96ead..bf6ba5a413 100644
--- a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/FixedYangInstanceIdentifier.java
+++ b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/FixedYangInstanceIdentifier.java
@@ -25,7 +25,7 @@ final class FixedYangInstanceIdentifier extends YangInstanceIdentifier implement
     private final ImmutableList<PathArgument> path;
     private transient volatile YangInstanceIdentifier parent;
 
-    private FixedYangInstanceIdentifier(final ImmutableList<PathArgument> path, final int hash) {
+    FixedYangInstanceIdentifier(final ImmutableList<PathArgument> path, final int hash) {
         super(hash);
         this.path = requireNonNull(path, "path must not be null.");
     }
diff --git a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/YangInstanceIdentifier.java b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/YangInstanceIdentifier.java
index 55fd0aab67..3c24ab3b85 100644
--- a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/YangInstanceIdentifier.java
+++ b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/YangInstanceIdentifier.java
@@ -195,6 +195,12 @@ public abstract class YangInstanceIdentifier implements Path<YangInstanceIdentif
         return FixedYangInstanceIdentifier.create(path, hash.build());
     }
 
+    @Beta
+    public static @NonNull YangInstanceIdentifier create(final PathArgument pathArgument) {
+        return new FixedYangInstanceIdentifier(ImmutableList.of(pathArgument),
+            HashCodeBuilder.nextHashCode(1, pathArgument));
+    }
+
     public static @NonNull YangInstanceIdentifier create(final PathArgument... path) {
         // We are forcing a copy, since we cannot trust the user
         return create(Arrays.asList(path));
-- 
2.36.6